Updated: July 18, 2023

The Nazca plant, also known as the Crusader bug, is a popular choice for gardeners due to its vibrant flowers and low maintenance requirements. However, one common issue that many gardeners face is dealing with crusader bugs infesting their plants. These small, brown insects can cause significant damage to the leaves and stems of the Nazca plant if left untreated. In this article, we will explore effective methods to get rid of crusader bugs and protect your Nazca plant.

Identifying Crusader Bugs

Before we discuss how to eliminate crusader bugs, it is essential to be able to identify them correctly. Crusader bugs are small insects measuring approximately 1/4 inch in length. They are brown in color and have distinctive elongated bodies with six legs. The wings of adult crusader bugs are typically folded flat over their backs.

Crusader bugs are primarily found on the undersides of leaves and stems, where they feed by piercing the plant tissue and sucking out the sap. This feeding behavior can cause leaves to turn yellow or brown and eventually wilt or die if left uncontrolled.

Organic Methods of Control

When dealing with crusader bugs on your Nazca plant, it is always best to start with organic control methods before resorting to chemical pesticides. Here are some effective organic methods you can try:

1. Manual Removal

One of the simplest ways to get rid of crusader bugs is by manually removing them from your plants. Put on a pair of gloves and carefully inspect the leaves and stems for any signs of infestation. Gently pick off any crusader bugs you find and drop them into a bucket filled with soapy water. This method may take time and effort, especially if you have a large infestation, but it can be an effective way to control their population.

2. Neem Oil Spray

Neem oil is a popular organic insecticide that can be used to control a wide range of pests, including crusader bugs. Mix 2 tablespoons of neem oil with one gallon of water and add a few drops of dish soap to help the mixture adhere to the insects. Transfer the solution to a spray bottle and thoroughly coat the leaves and stems of your Nazca plant. Repeat this process every two weeks until the infestation is under control.

3. Companion Planting

Companion planting involves strategically planting certain plants next to each other to deter pests. Marigolds, for example, are known to repel crusader bugs due to their strong scent. Consider planting marigolds around your Nazca plant as a natural deterrent. Additionally, planting herbs like basil or mint can also help repel crusader bugs and other common garden pests.

Chemical Methods of Control

If organic methods fail to eliminate the crusader bug infestation on your Nazca plant, you may need to resort to chemical pesticides. It is important to note that these should be used as a last resort, as they can be harmful to beneficial insects and the environment.

1. Insecticidal Soap

Insecticidal soap is an effective chemical pesticide specifically designed to kill soft-bodied insects like crusader bugs. These soaps work by suffocating the bugs upon contact. To use insecticidal soap, mix the recommended amount with water according to the product instructions and spray it onto your plants, focusing on the undersides of leaves where crusader bugs tend to hide. Repeat this process as necessary, following the label instructions carefully.

2. Pyrethrin-Based Pesticides

Pyrethrin-based pesticides are another option for controlling crusader bugs. Pyrethrin is derived from chrysanthemum flowers and acts as a neurotoxin for insects. These pesticides should be used with caution, as they can also harm beneficial insects such as bees and butterflies. Always follow the instructions provided by the manufacturer when using any chemical pesticide.

Preventing Future Infestations

After successfully eliminating crusader bugs from your Nazca plant, it is crucial to take preventive measures to avoid future infestations. Here are some tips to help you keep your plants bug-free:

  • Regularly inspect your plants for signs of pests and take immediate action if any are found.
  • Avoid over-fertilizing your plants, as this can attract pests.
  • Maintain proper plant hygiene by removing dead leaves and debris from the garden.
  • Provide adequate air circulation and sunlight for your plants, as healthy plants are less susceptible to pest infestations.

By following these preventive measures, you can reduce the risk of crusader bugs returning to your Nazca plant.

In conclusion, crusader bugs can be a nuisance for gardeners growing the popular Nazca plant. However, with patience and the right control methods, you can effectively eliminate these pests and protect your plants. Remember to start with organic methods before resorting to chemical pesticides and always follow the instructions provided by the product manufacturers. With proper care and vigilance, your Nazca plant can thrive pest-free.